RTG Pro Stainless Steel Metal Detecting Travel Water Scoop with 5 8" Holes readyshovel the Lesche Sampson Digger is fisher f22 the Lesche Sampson Digger is great for digging in out of the way locations such as a farmer's field The Desert Fox is easy to Use… Fill the tank with 3 to 4 gallons of water… Hook the clips to your 12 Volt battery… Turn on the switch… The wheel starts to rotate and water sprays from the spray bar onto the wheel… Add a scoop of sand every 20 seconds… The GOLD settles to the bottom as the spiral turns and the seven spiral leads pick it up and elevate it to the center hole in the hub where it passes through the hollow shaft into a gold catch cup This scoop is made with 14 gauge 304 non magnetic stainless steel 5 8" punched holes in the bucket of the scoop